Sweden-Number/dlls/dinput/joystick_linux.c

829 lines
27 KiB
C

/* DirectInput Joystick device
*
* Copyright 1998 Marcus Meissner
* Copyright 1998,1999 Lionel Ulmer
* Copyright 2000-2001 TransGaming Technologies Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/*
* To Do:
* dead zone
* force feedback
*/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#include <fcntl.h>
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#include <errno.h>
#ifdef HAVE_LINUX_IOCTL_H
# include <linux/ioctl.h>
#endif
#ifdef HAVE_LINUX_JOYSTICK_H
# include <linux/joystick.h>
# undef SW_MAX
#endif
#ifdef HAVE_SYS_POLL_H
# include <sys/poll.h>
#endif
#include "wine/debug.h"
#include "wine/unicode.h"
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "devguid.h"
#include "dinput.h"
#include "dinput_private.h"
#include "device_private.h"
#include "joystick_private.h"
#ifdef HAVE_LINUX_22_JOYSTICK_API
WINE_DEFAULT_DEBUG_CHANNEL(dinput);
#define JOYDEV_NEW "/dev/input/js"
#define JOYDEV_OLD "/dev/js"
#define JOYDEVDRIVER " (js)"
struct JoyDev
{
char device[MAX_PATH];
char name[MAX_PATH];
GUID guid_product;
BYTE axis_count;
BYTE button_count;
int *dev_axes_map;
WORD vendor_id, product_id, bus_type;
BOOL is_joystick;
};
typedef struct JoystickImpl JoystickImpl;
static const IDirectInputDevice8WVtbl JoystickWvt;
struct JoystickImpl
{
struct JoystickGenericImpl generic;
struct JoyDev *joydev;
/* joystick private */
int joyfd;
POINTL povs[4];
};
static inline JoystickImpl *impl_from_IDirectInputDevice8W(IDirectInputDevice8W *iface)
{
return CONTAINING_RECORD(CONTAINING_RECORD(CONTAINING_RECORD(iface, IDirectInputDeviceImpl, IDirectInputDevice8W_iface),
JoystickGenericImpl, base), JoystickImpl, generic);
}
static const GUID DInput_Wine_Joystick_GUID = { /* 9e573ed9-7734-11d2-8d4a-23903fb6bdf7 */
0x9e573ed9,
0x7734,
0x11d2,
{0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
};
#define MAX_JOYSTICKS 64
static INT joystick_devices_count = -1;
static struct JoyDev *joystick_devices;
static void joy_polldev( IDirectInputDevice8W *iface );
#define SYS_PATH_FORMAT "/sys/class/input/js%d/device/id/%s"
static BOOL read_sys_id_variable(int index, const char *property, WORD *value)
{
char sys_path[sizeof(SYS_PATH_FORMAT) + 16], id_str[5];
int sys_fd;
BOOL ret = FALSE;
sprintf(sys_path, SYS_PATH_FORMAT, index, property);
if ((sys_fd = open(sys_path, O_RDONLY)) != -1)
{
if (read(sys_fd, id_str, 4) == 4)
{
id_str[4] = '\0';
*value = strtol(id_str, NULL, 16);
ret = TRUE;
}
close(sys_fd);
}
return ret;
}
#undef SYS_PATH_FORMAT
static INT find_joystick_devices(void)
{
INT i;
if (joystick_devices_count != -1) return joystick_devices_count;
joystick_devices_count = 0;
for (i = 0; i < MAX_JOYSTICKS; i++)
{
int fd;
struct JoyDev joydev, *new_joydevs;
BYTE axes_map[ABS_MAX + 1];
SHORT btn_map[KEY_MAX - BTN_MISC + 1];
BOOL non_js = FALSE;
snprintf(joydev.device, sizeof(joydev.device), "%s%d", JOYDEV_NEW, i);
if ((fd = open(joydev.device, O_RDONLY)) == -1)
{
snprintf(joydev.device, sizeof(joydev.device), "%s%d", JOYDEV_OLD, i);
if ((fd = open(joydev.device, O_RDONLY)) == -1) continue;
}
strcpy(joydev.name, "Wine Joystick");
#if defined(JSIOCGNAME)
if (ioctl(fd, JSIOCGNAME(sizeof(joydev.name) - sizeof(JOYDEVDRIVER)), joydev.name) < 0)
WARN("ioctl(%s,JSIOCGNAME) failed: %s\n", joydev.device, strerror(errno));
#endif
/* Append driver name */
strcat(joydev.name, JOYDEVDRIVER);
if (device_disabled_registry(joydev.name, FALSE)) {
close(fd);
continue;
}
#ifdef JSIOCGAXES
if (ioctl(fd, JSIOCGAXES, &joydev.axis_count) < 0)
{
WARN("ioctl(%s,JSIOCGAXES) failed: %s, defaulting to 2\n", joydev.device, strerror(errno));
joydev.axis_count = 2;
}
#else
WARN("reading number of joystick axes unsupported in this platform, defaulting to 2\n");
joydev.axis_count = 2;
#endif
#ifdef JSIOCGBUTTONS
if (ioctl(fd, JSIOCGBUTTONS, &joydev.button_count) < 0)
{
WARN("ioctl(%s,JSIOCGBUTTONS) failed: %s, defaulting to 2\n", joydev.device, strerror(errno));
joydev.button_count = 2;
}
#else
WARN("reading number of joystick buttons unsupported in this platform, defaulting to 2\n");
joydev.button_count = 2;
#endif
joydev.is_joystick = FALSE;
if (ioctl(fd, JSIOCGBTNMAP, btn_map) < 0)
{
WARN("ioctl(%s,JSIOCGBTNMAP) failed: %s\n", joydev.device, strerror(errno));
}
else
{
INT j;
/* in lieu of properly reporting HID usage, detect presence of
* "joystick buttons" and report those devices as joysticks instead of
* gamepads */
for (j = 0; !joydev.is_joystick && j < joydev.button_count; j++)
{
switch (btn_map[j])
{
case BTN_TRIGGER:
case BTN_THUMB:
case BTN_THUMB2:
case BTN_TOP:
case BTN_TOP2:
case BTN_PINKIE:
case BTN_BASE:
case BTN_BASE2:
case BTN_BASE3:
case BTN_BASE4:
case BTN_BASE5:
case BTN_BASE6:
case BTN_DEAD:
joydev.is_joystick = TRUE;
break;
case BTN_MOUSE:
case BTN_STYLUS:
non_js = TRUE;
break;
default:
break;
}
}
}
if(non_js)
{
TRACE("Non-joystick detected. Skipping\n");
close(fd);
continue;
}
if (ioctl(fd, JSIOCGAXMAP, axes_map) < 0)
{
WARN("ioctl(%s,JSIOCGAXMAP) failed: %s\n", joydev.device, strerror(errno));
joydev.dev_axes_map = NULL;
}
else
if ((joydev.dev_axes_map = HeapAlloc(GetProcessHeap(), 0, joydev.axis_count * sizeof(int))))
{
INT j, found_axes = 0;
/* Remap to DI numbers */
for (j = 0; j < joydev.axis_count; j++)
{
if (axes_map[j] < 8)
{
/* Axis match 1-to-1 */
joydev.dev_axes_map[j] = j;
found_axes++;
}
else if (axes_map[j] <= 10)
{
/* Axes 8 through 10 are Wheel, Gas and Brake,
* remap to 0, 1 and 2
*/
joydev.dev_axes_map[j] = axes_map[j] - 8;
found_axes++;
}
else if (axes_map[j] == 16 ||
axes_map[j] == 17)
{
/* POV axis */
joydev.dev_axes_map[j] = 8;
found_axes++;
}
else
joydev.dev_axes_map[j] = -1;
}
/* If no axes were configured but there are axes assume a 1-to-1 (wii controller) */
if (joydev.axis_count && !found_axes)
{
int axes_limit = min(joydev.axis_count, 8); /* generic driver limit */
ERR("Incoherent joystick data, advertised %d axes, detected 0. Assuming 1-to-1.\n",
joydev.axis_count);
for (j = 0; j < axes_limit; j++)
joydev.dev_axes_map[j] = j;
joydev.axis_count = axes_limit;
}
}
/* Find vendor_id and product_id in sysfs */
joydev.vendor_id = 0;
joydev.product_id = 0;
read_sys_id_variable(i, "vendor", &joydev.vendor_id);
read_sys_id_variable(i, "product", &joydev.product_id);
read_sys_id_variable(i, "bustype", &joydev.bus_type);
if (joydev.vendor_id == 0 || joydev.product_id == 0)
{
joydev.guid_product = DInput_Wine_Joystick_GUID;
}
else
{
/* Concatenate product_id with vendor_id to mimic Windows behaviour */
joydev.guid_product = DInput_PIDVID_Product_GUID;
joydev.guid_product.Data1 = MAKELONG(joydev.vendor_id, joydev.product_id);
}
close(fd);
if (!joystick_devices_count)
new_joydevs = HeapAlloc(GetProcessHeap(), 0, sizeof(struct JoyDev));
else
new_joydevs = HeapReAlloc(GetProcessHeap(), 0, joystick_devices,
(joystick_devices_count + 1) * sizeof(struct JoyDev));
if (!new_joydevs) continue;
TRACE("Found a joystick on %s: %s\n with %d axes and %d buttons\n", joydev.device,
joydev.name, joydev.axis_count, joydev.button_count);
joystick_devices = new_joydevs;
joystick_devices[joystick_devices_count++] = joydev;
}
return joystick_devices_count;
}
static void fill_joystick_dideviceinstanceW(LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
{
DWORD dwSize = lpddi->dwSize;
TRACE("%d %p\n", dwSize, lpddi);
memset(lpddi, 0, dwSize);
/* Return joystick */
lpddi->dwSize = dwSize;
lpddi->guidInstance = DInput_Wine_Joystick_GUID;
lpddi->guidInstance.Data3 = id;
lpddi->guidProduct = joystick_devices[id].guid_product;
lpddi->dwDevType = get_device_type(version, joystick_devices[id].is_joystick);
/* Assume the joystick as HID if it is attached to USB bus and has a valid VID/PID */
if (joystick_devices[id].bus_type == BUS_USB &&
joystick_devices[id].vendor_id && joystick_devices[id].product_id)
{
lpddi->dwDevType |= DIDEVTYPE_HID;
lpddi->wUsagePage = 0x01; /* Desktop */
if (joystick_devices[id].is_joystick)
lpddi->wUsage = 0x04; /* Joystick */
else
lpddi->wUsage = 0x05; /* Game Pad */
}
MultiByteToWideChar(CP_ACP, 0, joystick_devices[id].name, -1, lpddi->tszInstanceName, MAX_PATH);
MultiByteToWideChar(CP_ACP, 0, joystick_devices[id].name, -1, lpddi->tszProductName, MAX_PATH);
lpddi->guidFFDriver = GUID_NULL;
}
static HRESULT joydev_enum_device(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
{
int fd = -1;
if (id >= find_joystick_devices()) return E_FAIL;
if (dwFlags & DIEDFL_FORCEFEEDBACK) {
WARN("force feedback not supported\n");
return S_FALSE;
}
if ((dwDevType == 0) ||
((dwDevType == DIDEVTYPE_JOYSTICK) && (version >= 0x0300 && version < 0x0800)) ||
(((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))) {
/* check whether we have a joystick */
if ((fd = open(joystick_devices[id].device, O_RDONLY)) == -1)
{
WARN("open(%s, O_RDONLY) failed: %s\n", joystick_devices[id].device, strerror(errno));
return S_FALSE;
}
fill_joystick_dideviceinstanceW( lpddi, version, id );
close(fd);
TRACE("Enumerating the linux Joystick device: %s (%s)\n", joystick_devices[id].device, joystick_devices[id].name);
return S_OK;
}
return S_FALSE;
}
static HRESULT alloc_device( REFGUID rguid, IDirectInputImpl *dinput, JoystickImpl **out, unsigned short index )
{
DWORD i;
JoystickImpl* newDevice;
HRESULT hr;
LPDIDATAFORMAT df = NULL;
int idx = 0;
DIDEVICEINSTANCEW ddi;
TRACE( "%s %p %p %hu\n", debugstr_guid( rguid ), dinput, out, index );
if (FAILED(hr = direct_input_device_alloc( sizeof(JoystickImpl), &JoystickWvt, rguid, dinput, (void **)&newDevice )))
return hr;
df = newDevice->generic.base.data_format.wine_df;
newDevice->generic.base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->generic.base.crit");
newDevice->joydev = &joystick_devices[index];
newDevice->joyfd = -1;
newDevice->generic.guidInstance = DInput_Wine_Joystick_GUID;
newDevice->generic.guidInstance.Data3 = index;
newDevice->generic.guidProduct = DInput_Wine_Joystick_GUID;
newDevice->generic.joy_polldev = joy_polldev;
newDevice->generic.name = newDevice->joydev->name;
newDevice->generic.device_axis_count = newDevice->joydev->axis_count;
newDevice->generic.devcaps.dwButtons = newDevice->joydev->button_count;
if (newDevice->generic.devcaps.dwButtons > 128)
{
WARN("Can't support %d buttons. Clamping down to 128\n", newDevice->generic.devcaps.dwButtons);
newDevice->generic.devcaps.dwButtons = 128;
}
/* setup_dinput_options may change these */
newDevice->generic.deadzone = 0;
/* do any user specified configuration */
hr = setup_dinput_options(&newDevice->generic, newDevice->joydev->dev_axes_map);
if (hr != DI_OK)
goto FAILED1;
/* Create copy of default data format */
memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
df->dwNumObjs = newDevice->generic.devcaps.dwAxes + newDevice->generic.devcaps.dwPOVs + newDevice->generic.devcaps.dwButtons;
if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto FAILED;
for (i = 0; i < newDevice->generic.device_axis_count; i++)
{
int wine_obj = newDevice->generic.axis_map[i];
if (wine_obj < 0) continue;
memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[wine_obj], df->dwObjSize);
if (wine_obj < 8)
df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(wine_obj) | DIDFT_ABSAXIS;
else
{
df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(wine_obj - 8) | DIDFT_POV;
i++; /* POV takes 2 axes */
}
}
for (i = 0; i < newDevice->generic.devcaps.dwButtons; i++)
{
memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i + 12], df->dwObjSize);
df->rgodf[idx ].pguid = &GUID_Button;
df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(i) | DIDFT_PSHBUTTON;
}
/* initialize default properties */
for (i = 0; i < c_dfDIJoystick2.dwNumObjs; i++) {
newDevice->generic.props[i].lDevMin = -32767;
newDevice->generic.props[i].lDevMax = +32767;
newDevice->generic.props[i].lMin = 0;
newDevice->generic.props[i].lMax = 0xffff;
newDevice->generic.props[i].lDeadZone = newDevice->generic.deadzone; /* % * 1000 */
newDevice->generic.props[i].lSaturation = 0;
}
newDevice->generic.devcaps.dwSize = sizeof(newDevice->generic.devcaps);
newDevice->generic.devcaps.dwFlags = DIDC_ATTACHED;
ddi.dwSize = sizeof(ddi);
fill_joystick_dideviceinstanceW(&ddi, newDevice->generic.base.dinput->dwVersion, index);
newDevice->generic.devcaps.dwDevType = ddi.dwDevType;
newDevice->generic.devcaps.dwFFSamplePeriod = 0;
newDevice->generic.devcaps.dwFFMinTimeResolution = 0;
newDevice->generic.devcaps.dwFirmwareRevision = 0;
newDevice->generic.devcaps.dwHardwareRevision = 0;
newDevice->generic.devcaps.dwFFDriverVersion = 0;
if (TRACE_ON(dinput)) {
_dump_DIDATAFORMAT(newDevice->generic.base.data_format.wine_df);
for (i = 0; i < (newDevice->generic.device_axis_count); i++)
TRACE("axis_map[%d] = %d\n", i, newDevice->generic.axis_map[i]);
_dump_DIDEVCAPS(&newDevice->generic.devcaps);
}
*out = newDevice;
return DI_OK;
FAILED:
hr = DIERR_OUTOFMEMORY;
FAILED1:
if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
HeapFree(GetProcessHeap(), 0, df);
release_DataFormat(&newDevice->generic.base.data_format);
HeapFree(GetProcessHeap(),0,newDevice->generic.axis_map);
HeapFree(GetProcessHeap(),0,newDevice);
return hr;
}
/******************************************************************************
* get_joystick_index : Get the joystick index from a given GUID
*/
static unsigned short get_joystick_index(REFGUID guid)
{
GUID wine_joystick = DInput_Wine_Joystick_GUID;
GUID dev_guid = *guid;
INT i;
wine_joystick.Data3 = 0;
dev_guid.Data3 = 0;
/* for the standard joystick GUID use index 0 */
if(IsEqualGUID(&GUID_Joystick,guid)) return 0;
/* for the wine joystick GUIDs use the index stored in Data3 */
if(IsEqualGUID(&wine_joystick, &dev_guid)) return guid->Data3;
for(i = 0; i < joystick_devices_count; i++)
if(IsEqualGUID(&joystick_devices[i].guid_product, guid)) return i;
return MAX_JOYSTICKS;
}
static HRESULT joydev_create_device( IDirectInputImpl *dinput, REFGUID rguid, IDirectInputDevice8W **out )
{
unsigned short index;
TRACE( "%p %s %p\n", dinput, debugstr_guid( rguid ), out );
find_joystick_devices();
*out = NULL;
if ((index = get_joystick_index(rguid)) < MAX_JOYSTICKS &&
joystick_devices_count && index < joystick_devices_count)
{
JoystickImpl *This;
HRESULT hr;
if (FAILED(hr = alloc_device( rguid, dinput, &This, index ))) return hr;
TRACE( "Created a Joystick device (%p)\n", This );
*out = &This->generic.base.IDirectInputDevice8W_iface;
return hr;
}
return DIERR_DEVICENOTREG;
}
#undef MAX_JOYSTICKS
const struct dinput_device joystick_linux_device = {
"Wine Linux joystick driver",
joydev_enum_device,
joydev_create_device
};
/******************************************************************************
* Acquire : gets exclusive control of the joystick
*/
static HRESULT WINAPI JoystickLinuxWImpl_Acquire(LPDIRECTINPUTDEVICE8W iface)
{
JoystickImpl *This = impl_from_IDirectInputDevice8W(iface);
HRESULT res;
TRACE("(%p)\n",This);
res = IDirectInputDevice2WImpl_Acquire(iface);
if (res != DI_OK)
return res;
/* open the joystick device */
if (This->joyfd==-1) {
TRACE("opening joystick device %s\n", This->joydev->device);
This->joyfd = open(This->joydev->device, O_RDONLY);
if (This->joyfd==-1) {
ERR("open(%s) failed: %s\n", This->joydev->device, strerror(errno));
IDirectInputDevice2WImpl_Unacquire(iface);
return DIERR_NOTFOUND;
}
}
return DI_OK;
}
/******************************************************************************
* GetProperty : get input device properties
*/
static HRESULT WINAPI JoystickLinuxWImpl_GetProperty(LPDIRECTINPUTDEVICE8W iface, REFGUID rguid, LPDIPROPHEADER pdiph)
{
JoystickImpl *This = impl_from_IDirectInputDevice8W(iface);
TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(rguid), pdiph);
_dump_DIPROPHEADER(pdiph);
if (!IS_DIPROP(rguid)) return DI_OK;
switch (LOWORD(rguid)) {
case (DWORD_PTR) DIPROP_VIDPID:
{
LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
if (!This->joydev->product_id || !This->joydev->vendor_id)
return DIERR_UNSUPPORTED;
pd->dwData = MAKELONG(This->joydev->vendor_id, This->joydev->product_id);
TRACE("DIPROP_VIDPID(%08x)\n", pd->dwData);
break;
}
case (DWORD_PTR) DIPROP_JOYSTICKID:
{
LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
pd->dwData = get_joystick_index(&This->generic.base.guid);
TRACE("DIPROP_JOYSTICKID(%d)\n", pd->dwData);
break;
}
case (DWORD_PTR) DIPROP_GUIDANDPATH:
{
static const WCHAR formatW[] = {'\\','\\','?','\\','h','i','d','#','v','i','d','_','%','0','4','x','&',
'p','i','d','_','%','0','4','x','&','%','s','_','%','h','u',0};
static const WCHAR miW[] = {'m','i',0};
static const WCHAR igW[] = {'i','g',0};
BOOL is_gamepad;
LPDIPROPGUIDANDPATH pd = (LPDIPROPGUIDANDPATH)pdiph;
WORD vid = This->joydev->vendor_id;
WORD pid = This->joydev->product_id;
if (!pid || !vid)
return DIERR_UNSUPPORTED;
is_gamepad = is_xinput_device(&This->generic.devcaps, vid, pid);
pd->guidClass = GUID_DEVCLASS_HIDCLASS;
sprintfW(pd->wszPath, formatW, vid, pid, is_gamepad ? igW : miW, get_joystick_index(&This->generic.base.guid));
TRACE("DIPROP_GUIDANDPATH(%s, %s): returning fake path\n", debugstr_guid(&pd->guidClass), debugstr_w(pd->wszPath));
break;
}
default:
return JoystickWGenericImpl_GetProperty(iface, rguid, pdiph);
}
return DI_OK;
}
/******************************************************************************
* GetDeviceInfo : get information about a device's identity
*/
static HRESULT WINAPI JoystickLinuxWImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8W iface, LPDIDEVICEINSTANCEW ddi)
{
JoystickImpl *This = impl_from_IDirectInputDevice8W(iface);
TRACE("(%p) %p\n", This, ddi);
if (ddi == NULL) return E_POINTER;
if ((ddi->dwSize != sizeof(DIDEVICEINSTANCE_DX3W)) &&
(ddi->dwSize != sizeof(DIDEVICEINSTANCEW)))
return DIERR_INVALIDPARAM;
fill_joystick_dideviceinstanceW( ddi, This->generic.base.dinput->dwVersion,
get_joystick_index(&This->generic.base.guid) );
ddi->guidInstance = This->generic.base.guid;
return DI_OK;
}
/******************************************************************************
* Unacquire : frees the joystick
*/
static HRESULT WINAPI JoystickLinuxWImpl_Unacquire(LPDIRECTINPUTDEVICE8W iface)
{
JoystickImpl *This = impl_from_IDirectInputDevice8W(iface);
HRESULT res;
TRACE("(%p)\n",This);
res = IDirectInputDevice2WImpl_Unacquire(iface);
if (res != DI_OK)
return res;
if (This->joyfd!=-1) {
TRACE("closing joystick device\n");
close(This->joyfd);
This->joyfd = -1;
return DI_OK;
}
return DI_NOEFFECT;
}
static void joy_polldev( IDirectInputDevice8W *iface )
{
struct pollfd plfd;
struct js_event jse;
JoystickImpl *This = impl_from_IDirectInputDevice8W( iface );
TRACE("(%p)\n", This);
if (This->joyfd==-1) {
WARN("no device\n");
return;
}
while (1)
{
LONG value;
int inst_id = -1;
plfd.fd = This->joyfd;
plfd.events = POLLIN;
if (poll(&plfd,1,0) != 1)
return;
/* we have one event, so we can read */
if (sizeof(jse)!=read(This->joyfd,&jse,sizeof(jse))) {
return;
}
TRACE("js_event: type 0x%x, number %d, value %d\n",
jse.type,jse.number,jse.value);
if (jse.type & JS_EVENT_BUTTON)
{
if (jse.number >= This->generic.devcaps.dwButtons) return;
inst_id = DIDFT_MAKEINSTANCE(jse.number) | DIDFT_PSHBUTTON;
This->generic.js.rgbButtons[jse.number] = value = jse.value ? 0x80 : 0x00;
}
else if (jse.type & JS_EVENT_AXIS)
{
int number = This->generic.axis_map[jse.number]; /* wine format object index */
if (number < 0) return;
inst_id = number < 8 ? DIDFT_MAKEINSTANCE(number) | DIDFT_ABSAXIS :
DIDFT_MAKEINSTANCE(number - 8) | DIDFT_POV;
value = joystick_map_axis(&This->generic.props[id_to_object(This->generic.base.data_format.wine_df, inst_id)], jse.value);
TRACE("changing axis %d => %d\n", jse.number, number);
switch (number)
{
case 0: This->generic.js.lX = value; break;
case 1: This->generic.js.lY = value; break;
case 2: This->generic.js.lZ = value; break;
case 3: This->generic.js.lRx = value; break;
case 4: This->generic.js.lRy = value; break;
case 5: This->generic.js.lRz = value; break;
case 6: This->generic.js.rglSlider[0] = value; break;
case 7: This->generic.js.rglSlider[1] = value; break;
case 8: case 9: case 10: case 11:
{
int idx = number - 8;
if (jse.number % 2)
This->povs[idx].y = jse.value;
else
This->povs[idx].x = jse.value;
This->generic.js.rgdwPOV[idx] = value = joystick_map_pov(&This->povs[idx]);
break;
}
default:
WARN("axis %d not supported\n", number);
}
}
if (inst_id >= 0)
queue_event(iface, inst_id, value, GetCurrentTime(), This->generic.base.dinput->evsequence++);
}
}
static const IDirectInputDevice8WVtbl JoystickWvt =
{
IDirectInputDevice2WImpl_QueryInterface,
IDirectInputDevice2WImpl_AddRef,
JoystickWGenericImpl_Release,
JoystickWGenericImpl_GetCapabilities,
IDirectInputDevice2WImpl_EnumObjects,
JoystickLinuxWImpl_GetProperty,
JoystickWGenericImpl_SetProperty,
JoystickLinuxWImpl_Acquire,
JoystickLinuxWImpl_Unacquire,
JoystickWGenericImpl_GetDeviceState,
IDirectInputDevice2WImpl_GetDeviceData,
IDirectInputDevice2WImpl_SetDataFormat,
IDirectInputDevice2WImpl_SetEventNotification,
IDirectInputDevice2WImpl_SetCooperativeLevel,
JoystickWGenericImpl_GetObjectInfo,
JoystickLinuxWImpl_GetDeviceInfo,
IDirectInputDevice2WImpl_RunControlPanel,
IDirectInputDevice2WImpl_Initialize,
IDirectInputDevice2WImpl_CreateEffect,
IDirectInputDevice2WImpl_EnumEffects,
IDirectInputDevice2WImpl_GetEffectInfo,
IDirectInputDevice2WImpl_GetForceFeedbackState,
IDirectInputDevice2WImpl_SendForceFeedbackCommand,
IDirectInputDevice2WImpl_EnumCreatedEffectObjects,
IDirectInputDevice2WImpl_Escape,
JoystickWGenericImpl_Poll,
IDirectInputDevice2WImpl_SendDeviceData,
IDirectInputDevice7WImpl_EnumEffectsInFile,
IDirectInputDevice7WImpl_WriteEffectToFile,
JoystickWGenericImpl_BuildActionMap,
JoystickWGenericImpl_SetActionMap,
IDirectInputDevice8WImpl_GetImageInfo
};
#else /* HAVE_LINUX_22_JOYSTICK_API */
const struct dinput_device joystick_linux_device = {
"Wine Linux joystick driver",
NULL,
NULL,
};
#endif /* HAVE_LINUX_22_JOYSTICK_API */